Instead of running a sniffer (like tcpdump and Co) and manually decode the traffic, I want to usethe "nf_conntrack" module to track new, incoming packets at my firewall, because conntrack alreadyknows, which packets are "cross-firewall". But conntrack does not give packet information.If one runs:

This output has no packet information. Though, for the first packet it is to expectbeeing one (1), but there is a payload, which is not given!If one may wait for the "destroy" event, these information are there: